yeelinkled_example

#include <ESP8266WiFi.h>
#include <math.h>
byte buff[2];
// for yeelink api
#define APIKEY "67d60ddb3422ab029324e075129e39b9" // 此处替换为你自己的API KEY
#define DEVICEID 21798 // 此处替换为你的设备编号
#define SENSORID1 381874 // 此处替换为你的传感器编号
// assign a MAC address for the ethernet controller.
//byte mac[] = { 0x00, 0x1D, 0x72, 0x82, 0x35, 0x9D};
char server[] = ""; // name address for yeelink API
unsigned long lastConnectionTime = 0; // last time you connected to the server, in milliseconds
boolean lastConnected = false; // state of the connection last time through the main loop
const unsigned long postingInterval = 3*1000; // delay between 2 datapoints, 30s
String returnValue = "";
boolean ResponseBegin = false;
const char *ssid = "WBY";
const char *password = "123456780w";
//const char *host = "192.168.191.1";
WiFiClient client;
//const int tcpPort = 8266;
void setup()
{
Serial.begin(9600);
delay(10);
pinMode(5, OUTPUT);
WiFi.begin(ssid, password);
while (WiFi.status() != WL_CONNECTED)
{
Serial.println(".");
delay(500);
}
Serial.println(WiFi.localIP());
}
void loop()
{
if (client.available()) {
char c = client.read();
if (c == '{')
ResponseBegin = true;
else if (c == '}')
ResponseBegin = false;
if (ResponseBegin)
returnValue += c;
}
if (returnValue.length() !=0 && (ResponseBegin == false))
{
Serial.println(returnValue);
if (returnValue.charAt(returnValue.length() - 1) == '1') {
Serial.println("turn on the LED");
digitalWrite(5, HIGH);
}
else if(returnValue.charAt(returnValue.length() - 1) == '0') {
Serial.println("turn off the LED");
digitalWrite(5, LOW);
}
returnValue = "";
}
// if there's no net connection, but there was one last time
// through the loop, then stop the client:
if (!client.connected() && lastConnected) {
Serial.println();
Serial.println("disconnecting.");
client.stop();
}
// if you're not connected, and ten seconds have passed since
// your last connection, then connect again and send data:
if(!client.connected() && (millis() - lastConnectionTime > postingInterval)) { // read sensor data, replace with your code
//int sensorReading = readLightSensor();
Serial.print("yeelink:");
//get data from server
getData();
}
// store the state of the connection for next time through
// the loop:
lastConnected = client.connected();
}
// this method makes a HTTP connection to the server and get data back void getData(void) {
// if there's a successful connection:
if (client.connect(server, 80)) {
Serial.println("connecting...");
// send the HTTP GET request:
client.print("GET /v1.0/device/");
client.print(DEVICEID);
client.print("/sensor/");
client.print(SENSORID1);
client.print("/datapoints");
client.println(" HTTP/1.1");
client.println("Host: ");
client.print("Accept: *");
client.print("/");
client.println("*");
client.print("U-ApiKey: ");
client.println(APIKEY);
client.println("Content-Length: 0");
client.println("Connection: close");
client.println();
Serial.println("print get done.");
}
else {
// if you couldn't make a connection:
Serial.println("connection failed");
Serial.println();
Serial.println("disconnecting.");
client.stop();
}
// note the time that the connection was made or attempted:
lastConnectionTime = millis(); }。